Colin is making a bulletin board and note center. he is using square cork tiles and square dry erase tiles. one or every 3 squares will be a cork square. if he uses 12 squares for the center, how many will be cork squares

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)

Suppose that a households monthly water bill (in dollars) is a linear function of the amount of water the household uses (in hundreds of cubic feet, hcf). when graphed, the function gives a line with slope of 1.65. if the monthly cost for 13 hcf is $46.10 what is the monthly cost for 19 hcf?

8.74 rounded to the nearest whole number